Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 422

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-422 A Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
903-422 0 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
903-422 1 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
903-422 2 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2011-06-29   
903-422 3 Greenville EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2013-04-04   
903-422 4 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2013-04-05   
903-422 5 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
903-422 6 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
903-422 7 Greenville EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-26   
903-422 8 Greenville EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-26   
903-422 9 Greenville EMS TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.